/Engine/Plugins/Runtime/Metasound/Source/MetasoundFrontend/Public/MetasoundDocumentInterface.h
static void Set ( [TUniqueFunction](API\Runtime\Core\Templates\TUniqueFunction)< [IMetaSoundDocumentBuilderRegistry](API\Plugins\MetasoundFrontend\IMetaSoundDocumentBuilderRegistr-) &()> && InGetInstance )